Wooden member assembly
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United States of America Patent
Stats
-
Oct 14, 2014
Grant Date -
Apr 3, 2014
app pub date -
Mar 11, 2013
filing date -
Mar 12, 2012
priority date (Note) -
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status (Latency Note)
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Abstract
Wooden member to be easily joined to another member, with good appearance of decreased size fixation structure for tensile member to improve the load bearing performance. Metal screw members including cylindrical shaft portions having an axial direction through hole and blade spirally protruding from the shaft portion are axially threaded into wooden member at two locations. Groove or hollow hole is between the two screw members, and steel rod extends from the through hole of one of the screw members through the groove or hollow hole into the through hole of the other. Both ends of the steel rod with tensioning force are locked to the screw member by nuts. Cutout recesses are formed in the wooden member, and the screw members are threaded into the wooden member through the recesses and the steel rod is locked to the screw members.
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